Mateo, Paula, Gerta Keller, Thierry Adatte, Andre Bitchong, Jorge Spangenberg, Torsten Vennemann, and Christopher Hollis. (2019) 2019. “Deposition and Age of Chicxulub Impact Spherules on Gorgonilla Island, Colombia”. GSA Bulletin 132: 215–232. doi:10.1130/b35287.1.
Gerta Keller
First name
Gerta
Last name
Keller